1065932981508 has 48 divisors (see below), whose sum is σ = 2500111595520. Its totient is φ = 353466954144.

The previous prime is 1065932981507. The next prime is 1065932981527. The reversal of 1065932981508 is 8051892395601.

It is a happy number.

It is a super-3 number, since 3×1065932981508³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1065932981507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2034291 + ... + 2504037.

It is an arithmetic number, because the mean of its divisors is an integer number (52085658240).

Almost surely, 2^{1065932981508} is an apocalyptic number.

It is an amenable number.

1065932981508 is an abundant number, since it is smaller than the sum of its proper divisors (1434178614012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065932981508 is a wasteful number, since it uses less digits than its factorization.

1065932981508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470736 (or 470734 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 57.

The spelling of 1065932981508 in words is "one trillion, sixty-five billion, nine hundred thirty-two million, nine hundred eighty-one thousand, five hundred eight".